131010240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{571}}^1$

素因数の和:830

約数の個数: 112

約数和(自身を含む): 418429440

約数和(自身を除く): 287419200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 239, 240, 320, 478, 480, 571, 717, 956, 960, 1142, 1195, 1434, 1713, 1912, 2284, 2390, 2855, 2868, 3426, 3585, 3824, 4568, 4780, 5710, 5736, 6852, 7170, 7648, 8565, 9136, 9560, 11420, 11472, 13704, 14340, 15296, 17130, 18272, 19120, 22840, 22944, 27408, 28680, 34260, 36544, 38240, 45680, 45888, 54816, 57360, 68520, 76480, 91360, 109632, 114720, 136469, 137040, 182720, 229440, 272938, 274080, 409407, 545876, 548160, 682345, 818814, 1091752, 1364690, 1637628, 2047035, 2183504, 2729380, 3275256, 4094070, 4367008, 5458760, 6550512, 8188140, 8734016, 10917520, 13101024, 16376280, 21835040, 26202048, 32752560, 43670080, 65505120, 131010240]

約数ペア:

[(1, 131010240), (2, 65505120), (3, 43670080), (4, 32752560), (5, 26202048), (6, 21835040), (8, 16376280), (10, 13101024), (12, 10917520), (15, 8734016), (16, 8188140), (20, 6550512), (24, 5458760), (30, 4367008), (32, 4094070), (40, 3275256), (48, 2729380), (60, 2183504), (64, 2047035), (80, 1637628), (96, 1364690), (120, 1091752), (160, 818814), (192, 682345), (239, 548160), (240, 545876), (320, 409407), (478, 274080), (480, 272938), (571, 229440), (717, 182720), (956, 137040), (960, 136469), (1142, 114720), (1195, 109632), (1434, 91360), (1713, 76480), (1912, 68520), (2284, 57360), (2390, 54816), (2855, 45888), (2868, 45680), (3426, 38240), (3585, 36544), (3824, 34260), (4568, 28680), (4780, 27408), (5710, 22944), (5736, 22840), (6852, 19120), (7170, 18272), (7648, 17130), (8565, 15296), (9136, 14340), (9560, 13704), (11420, 11472)]